How a Single-Shot Imaging System Unveils a Polarized World

Think of all the information we get based on how an object interacts with wavelengths of light — also known as color. Color can tell us if food is safe to eat or if a piece of...

How a UV-Visible-NIR Range Microscope-Spectrometer Works

Discussing the basic design concepts of a UV-visible-NIR range microscope-spectrometer in several different configurations.

SPIE Photonics West 2023 Preview

The conference will showcase the latest innovations in lasers, photonics, optics, optoelectronics, biophotonics, biomedical optics, 3D printing, and more.

Time-of-Flight: Highly Reliable 3D Imaging for Challenging Applications

There are multiple technologies based on the ToF concept. Generally, all of them are synchronized with a light source and estimate the distance by calculating the time taken for the light to travel from the camera to the object and then back again.

New Products

The new products in September 2022.

Silicon Chip Improves LiDAR

Bulky, heavy LiDAR systems in self-driving cars could be replaced with a single chip.

SPIE Photonics West 2022 Preview

The main Photonics West exhibition opens on Tuesday, January 25.

Creating High-Precision Glass for NIR Lasers

See what kinds of applications require high-precision laser glass with demanding dimensional tolerances and high-power laser coatings.

Photonics West 2021 Preview

The virtual event offers a mix of live plenary talks, on-demand technical presentations and discussions, online networking and special events.

Signal-to-Noise Ratio (SNR) in Hyperspectral Imagers

Learn how to obtain large signals from hyperspectral imagers.

Pseudo-Random Coding Technique for 3D Imaging

This technique offers enhanced resolution and improved system reliability for mapping and obstacle recognition and navigation for vehicles.

Insect-Inspired Flight Control for Unmanned Aerial Vehicles

Flight-control and navigation systems inspired by the structure and function of the visual system and brain of insects have been proposed for a class of developmental miniature robotic...

Improved Apparatus for Measuring Distance Between Axles

An improved version of an optoelectronic apparatus for measuring distances of the order of tens of feet with an error no larger than a small fraction of an inch (a few millimeters) has...